Acres tracks two-dimensional surface coverage. Helpful when sizing plots of land, floor space, or sheets of material.
Acres to Square Miles
See how many square miles equal one acre.
Quick conversion chart
Acres to Square Miles conversions for reference values.
Converting 0.1 Acres into Square Miles equals 0.000156 Square Miles.
Converting 0.5 Acres into Square Miles equals 0.000781 Square Miles.
Converting 1 Acres into Square Miles equals 0.001563 Square Miles.
Converting 2 Acres into Square Miles equals 0.003125 Square Miles.
Converting 5 Acres into Square Miles equals 0.007813 Square Miles.
Converting 10 Acres into Square Miles equals 0.015625 Square Miles.
Converting 20 Acres into Square Miles equals 0.03125 Square Miles.
Converting 50 Acres into Square Miles equals 0.078125 Square Miles.
Converting 100 Acres into Square Miles equals 0.15625 Square Miles.
How to convert Acres to Square Miles
1 Acres = 0.0015625 Square Miles
1 Square Miles = 640 Acres
Example: convert 15 Acres to Square Miles
15 × 0.0015625 = 0.023438 Square Miles
Unit definitions
Square Miles describes the linear or spatial distance between two points. Use it when explaining how far apart objects are, how long surfaces run, or how tall structures rise.
How to convert Acres to Square Miles
The conversion between acres and square miles uses a fixed multiplication factor. One acre equals 0.0015625 square miles.
To convert, multiply the value in acres by 0.0015625. To convert in the opposite direction, divide by 0.0015625.